... 6 Selectable channels Function and Features:1. Use 2.4GHz ISM frequency band.2. 350m transmission range.3. Support 6 groups of ... .4. Compatible with DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV output devices.5. Superheterodyne 433MHz ... control signals of DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV devices.6. Images received by ...